diff --git a/tools/heimdal-build.sh b/tools/heimdal-build.sh
index 6464c9b6b..016f8a252 100644
--- a/tools/heimdal-build.sh
+++ b/tools/heimdal-build.sh
@@ -21,7 +21,7 @@ PATH="${PATH}:/usr/local/bin:/usr/local/sbin"
 
 # no more use configurabled part below (hopefully)
 
-usage="[--current] [--release version] [--cvs SourceRepository] [--cvs-flags] [--result-directory dir] [--fetch-method wget|ftp|curl|cvs|fetch|afs] --keep-tree] [--autotools] [--passhrase string] [--no-email] [--build-dir dir] [--cputime] [--distcheck] [--test-environment env]"
+usage="[--current] [--release version] [--cvs SourceRepository] [--cvs-flags] [--result-directory dir] [--fetch-method wget|ftp|curl|cvs|fetch|afs] --keep-tree] [--autotools] [--passhrase string] [--no-email] [--build-dir dir] [--cputime] [--distcheck] [--test-environment env] [--configure-flags flags]"
 
 date=`date +%Y%m%d`
 if [ "$?" != 0 ]; then
@@ -123,6 +123,10 @@ do
 		noemail="yes"
 		shift
 		;;
+	--configure-flags)
+		confflags="${confflags} $2"
+		shift 2
+		;;
 	--version)
 		echo "Version: $version"
 		exit 0